Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof withgraphical user interface showing our new design; and,

FIG. 2 is a front view of a display screen or portion thereof withgraphical user interface in accordance with a second embodiment.

The outermost broken-line rectangle illustrates a display screen orportion thereof and forms no part of the claimed design. The remainingbroken lines depict portions of a graphical user interface and form nopart of the claimed design. The ornamental design for a display screenor portion thereof with a graphical user interface may be within agraphical user interface of a computer, a smartphone, and/or a tablet.

CLAIM The ornamental design for a display screen or portion thereof withgraphical user interface, as shown and described.